Sec. 342.110. - Trades, crafts, contractors and subcontractors.

(a) Generally. Except as otherwise provided by law, it is unlawful for a person to engage in a trade or craft specified in this Section without a Certificate of Registration or a craftsman certificate issued by the Board for the particular trade or craft engaged in. A current craftsman certificate or Certificate of Registration issued in a wallet size format, shall be required to be in the personal possession of the craftsman at all time while working and upon request of any interested party, must be displayed to such interested party. A worker, helper or apprentice who is not so certified or registered may work at the trade or craft if he is employed by a contractor qualified in the trade or craft and he is working under the direct supervision of a certified craftsman on the job site as provided in Section 342.111 (b). It is the employing contractor's responsibility to provide certified or registered craftsmen on each job site and failure to do so is a violation of this Chapter. It is a violation of this Chapter for a person not possessing a valid craftsman certificate or Certificate of Registration issued by the Board to represent himself as holding one or to do work requiring one except under the direct supervision of a certified or registered craftsman. This Chapter applies only to the trades, crafts and contractors specifically provided in this Section. (b) Electrical construction. (1) For purposes of this Chapter, electrical construction means the practice, materials and equipment used in the installation, maintenance, extension and alterations of a system of electrical wiring for light, heat or power, appurtenances thereto and apparatus and equipment used in connection therewith within or adjacent to a building or structure, excluding: (i) A wiring and electrical system in an elevator installation located beyond the elevator disconnect switch. (ii) Wiring and equipment in a signaling, public address or communications system operating at 50 volts or less. (iii) Low-voltage control wiring operating at 50 volts or less. (iv) An electrical system within air conditioning, heating and similar equipment, which wiring or system constituted the original equipment installed by the manufacturer. (2) It is unlawful for a person required by subsection (a) of this Section to have a craftsman certificate or Certificate of Registration to engage in the trade of electrician or to do electrical construction for others unless he holds a valid craftsman certificate issued by the Board as a master or journeyman electrician or a Certificate of Registration as a journeyman electrician. It is unlawful for a person to engage in the business of electrical contractor unless he holds a valid contractor certificate in that category issued by the Board or by the State. (c) Plumbing. (1) For purposes of this Chapter, plumbing means the practice, materials and equipment used in the installation, repair, maintenance, extension and alteration of piping, fixtures, appliances and appurtenances in connection with a sanitary or storm drainage facility, venting of a sewerage system, a liquid waste and a sewage disposal system and a water supply system within or adjacent to a building or structure, excluding: (i) The extension or installation of collector and distribution lines (not including lateral lines or lines serving only individual building or structures) of a sanitary or storm drainage system and a water supply system. (ii) Piping and water circulation equipment in a swimming pool, exclusive of the connections to a public water supply or sewerage system. (iii) The installation of water treatment equipment as provided in subsection (f) of this Section. (iv) Fire sprinkler piping, fire hose cabinets and standpipes for fire protection purposes only. (v) The cleaning, unstopping or rodding out of drains and sewers if the work is done through established cleanout plugs or vents and does not involve breaking into pipes, removal of fixtures or other disturbance to the drainage piping and system. (vi) The installation of irrigation systems as provided in subsection (m) of this Section. (2) It is unlawful for a person required by subsection (a) of this Section to have a craftsman certificate or Certificate of Registration to engage in the trade of plumber or to do plumbing work for others unless he holds a valid craftsman certificate issued by the Board as a master or journeyman plumber or a Certificate of Registration as a journeyman plumber. It is unlawful for a person to engage in the business of plumbing contractor who does not hold a valid contractor certificate in that category issued by the Board or by the State. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification to be known as plumbing serviceman and certify persons in this classification as qualified to perform the work required for the repair or replacement of existing defective or inoperable plumbing fixtures (including domestic hot water heaters but not boilers or other pressure vessels) or in the cleaning or repair of existing plumbing drainage and water supply systems if the work is for maintenance purposes only and does not involve remodeling or relocation of existing fixtures. (ii) Adopt rules to regulate the issuance, suspension and revocation of plumbing servicemen certificates of competency, including the requirement for an examination, the payment of reasonable fees not to exceed those applicable to journeyman craftsmen, and other regulations found necessary by the Board to administer this paragraph. (d) Heating, air conditioning and refrigeration. (1) For purposes of this Chapter, heating, air conditioning and refrigeration, to be noted herein as HAR, means the practice, materials and equipment used in the installation, repair, maintenance, extension and alteration of appliances and appurtenances in connection with a heating, air conditioning or refrigeration system within or adjacent to a building or structure, excluding: (i) Factory-built appliances such as window air conditioners, domestic refrigerators, kitchen ranges, space heaters, portable fans and other apparatus which is not normally included in the permanent construction of a dwelling. (ii) Electrical radiant heating systems, electrical household appliances and electrical construction beyond the point of connection of HAR machinery to the electrical branch circuit. (iii) A part of a plumbing system beyond the point of connection of HAR machinery to a water supply outlet or the discharge of HAR machinery drainage into an indirect waste. (iv) A water heater, unless the water heater and hot water or steam lines connected thereto are a part of the heating system and not for domestic use. (v) Fire sprinkler and piping of a fire protection system. (vi) Gas piping not within a HAR system. (vii) Construction or installations included within the scope of an electrical contractor or plumbing contractor as provided in subsections (b) and (c) of this Section. (viii) HAR equipment when being set in a permanent location to allow the installation of ductwork, if a proper mechanical permit has been obtained. (ix) Preventative maintenance defined as charging of refrigerant lines, changing filters and cleaning of dust and debris of HAR equipment only when work is done by an employee of a qualified HAR contractor or when the HAR equipment is within a multifamily facility and the work is done by an employee of the multifamily facility who has been designated as a maintenance craftsman by the Board. (x) Installation of refrigerant lines and drain lines on residential construction for a one to five ton capacity system, if a licensed installer verifies that the work is satisfactory before the job is completed and if a proper mechanical permit has been obtained. (2) The following classifications of HAR are established: (i) Class A indicates those craftsmen and contractors whose services are unlimited in the execution of work in the HAR trade. (ii) Class B indicates those craftsmen and contractors whose services are unlimited in the execution of work in the HAR trade at or below a rating of 25 tons (direct expansion units only) for a single cooling system and 500,000 Btu for a single heating system. (iii) Class C indicates those craftsmen and contractors whose services are limited to the execution of work on fired-pressure vessels and all appurtenances, apparatus or equipment used in connection therewith. (iv) Class D indicates those craftsmen and contractors whose services are limited to the execution of work on low-temperature equipment, commonly known as refrigeration, and all appurtenances, apparatus and equipment used in connection therewith. (3) It is unlawful for a person required by subsection (a) of this Section to have a craftsman certificate or Certificate of Registration to engage in the trade of a HAR mechanic or to do HAR work for others unless he holds a valid craftsman certificate issued by the Board as a master, journeyman or installer HAR mechanic or a Certificate of Registration as a journeyman HAR mechanic in the appropriate classification. It is unlawful for a person to engage in the business of a HAR contractor who does not hold a valid contractor certificate in that category and classification issued by the Board or by the State. (4) Notwithstanding other provisions of this Section, the Board shall: (i) Establish a certificate of competency classification to be known as a mechanical installer and certify persons in this classification as qualified to perform the work in the HAR trade at or below five tons (direct expansion units only) for a single cooling system, electric heat or heat pump system. (ii) Adopt rules to regulate the issuance, supervision and revocation of mechanical installer certificates of competency, including the requirement for an examination, the payment of reasonable fees not to exceed those applicable to journeyman craftsman, the issuance of temporary certificates and other regulations found necessary by the Board to administer this paragraph. (iii) Issue temporary certificates of competency for mechanical installer, if applications for the certificates are endorsed by the qualifying agent of a certified mechanical contractor (who shall be responsible for work done under the temporary certificate) and the person to whom the certificate is issued has applied for the next regular examination for mechanical installer. Temporary certificates of competency for mechanical installer shall only be valid while the holder is in the employ of the sponsoring mechanical contractor and until the next examination in the category except that temporary certificates issued by the Board prior to the first examination offered in this category shall be valid until the second examination for those applicants who fail to attain a passing grade on the first examination. (e) Structural welding. (1) For the purposes of this Chapter, structural welding means the practice, materials and equipment used in the assembly of structural elements of a building or structure by an approved welding method. (2) It is unlawful for a person to engage in the craft or trade of structural welding unless he holds a valid craftsman certificate issued by the Board as a journeyman structural welder. The certificate may be obtained upon application therefor presented to the Board, accompanied by a fee as found in www.coj.net/fees , and a welder qualification test report from an approved engineering testing laboratory or an agency of the United States or the State, certifying that the welder has been tested and found competent in accordance with the requirements of the American Welding Society Structural Welding Code (AWS D1-72). A craftsman certificate as a journeyman structural welder shall be valid permanently unless revoked by the Board as provided in Section 342.116 . (f) Water treatment equipment. (1) For the purposes of this Chapter, installation of water treatment equipment means the practice, materials and equipment used in the installation, maintenance and repair of machinery, tanks or devices which are designed and operate to treat water, including water-softening and water-conditioning equipment, water-distributing piping required for the installation of the equipment and the isolation from the treated water system of existing exterior hose bibbs by extending exterior piping thereto. (2) It shall be unlawful for a person to engage in the business of water treatment installation contractor who does not hold a valid contractor certificate issued by the Board in that category or in the category of plumbing contractor. (g) Carpentry subcontractor. (1) It shall be unlawful for a person to engage in the business of a carpentry subcontractor who does not hold a valid subcontractor certificate of competency issued by the Board in that category. (2) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty subcontractor to be known as a carpentry subcontractor and certify persons in this classification as qualified to have the knowledge and skill to install any wood products in a structure or building including, but not limited to, rough framing, including metal studs, structural and nonstructural walls, trusses, sheathing and wood siding, excluding: (A) interior and exterior trim including soffit and facia providing such subcontractor does not install sheathing or wood siding or other structural components. Such contractor, however, is not exempt from occupational license tax requirements. (ii) Adopt rules to regulate the issuance, supervision and revocation of carpentry subcontractor certificates of competency, including the requirement for an examination, the payment of reasonable fees not to exceed those applicable to master craftsman, the issuance of temporary certificates and other regulations found necessary by the Board to administer this paragraph. (iii) Issue temporary certificates of competency for carpentry subcontractor upon completion of an application for examination, verification of payment of an occupational licenses tax for the preceding two years and proof of an additional two years of practical experience. Temporary certificates of competency for carpentry subcontractors shall only be valid until the next examination given in that category except that temporary certificates issued by the Board prior to the first examination offered in this category shall be valid until the second examination for those applicants who failed to attain a passing grade on the first examination. (h) General, building and residential contractor. (1) For the purpose of this Chapter, general contractor means a contractor whose services are unlimited in the construction, repair, alteration, remodeling, addition to, subtraction from, improvement and demolition of any building or structure regardless of the height, area and complexity of that building, structure or related real property improvement. (2) For the purpose of this Chapter, building contractor means a contractor whose services are limited to construction, remodeling, demolition, repair, or improvements of commercial buildings and single or multiple dwelling residential buildings, neither to exceed three stories or 36 feet in height, and accessory use structures in connection therewith, or those contractors whose services are limited to remodeling, repair or improvements of any size building if the services do not affect the structural members of the building. (3) For the purpose of this Chapter, residential contractor means a contractor whose services are limited to construction, remodeling, demolition, repair or improvements of one-, two- or three-family unit residences not exceeding two stories in height, and accessory use structures in connection therewith. (4) General, building or residential contractors shall not be required to subcontract the framing, or concrete work, nor the installation of wood shingles or shakes, or asphalt or fiberglass shingle roofing materials on a new building of their own construction, and are permitted to do minor roof repair at the facia, eaves, and rakes of the roof, provided the minor repair is a direct result of facia or eave construction repair, and the appropriate permit has been issued for such work. This is not to be construed to allow a general, building or residential contractor to do the work of a roofing contractor. A general, building or residential contractor may do the work of an aluminum (including vinyl siding) contractor, provided the appropriate permit has been issued. (5) General, building or residential contractors shall subcontract to a qualified contractor all work which is the exclusive work of a plumbing, electrical or heating, air conditioning and refrigeration (HAR) contractor, unless such contractor also holds a certificate of competency in the respective trade category. (6) It is unlawful for a person to engage in the business of a general contractor, building contractor or residential contractor who does not hold a valid contractor certificate of competency issued by the Board or by the State in that specific category. (7) Notwithstanding other provisions of this Section, the Board may: (i) Establish contractor certificates of competency classifications to be known as general contractor, building contractor and residential contractor, and certify persons in these classifications as qualified to have the knowledge and skill to perform the work within the scope of each classification. (ii) Adopt rules to regulate the issuance, suspension and revocation of general, building or residential contractor certificates of competency, including the requirement for the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, and other regulations found necessary by the Board to administer this paragraph. (iii) Issue certificates of competency for general contractors, building contractors or residential contractors who were registered with the State of Florida prior to September 17, 1973, or under a file number lower than RG0015500. Such contractors shall not be allowed to pull permits with the Building Inspection Division after October 1, 1993, unless such contractor has filed an application for contractor certificate of competency with the Board, along with all supporting documents, proof of an active and valid registration with the State of Florida, proof of payment of a current occupational license tax, proof of liability insurance and bond, and appear before the Board for confirmation. General, building or residential contractors registered with the State after September 17, 1973, or with a file number greater than RG0015500 are not eligible for a certificate of competency issued by the Board without examination. (i) Commercial pool, residential pool, swimming pool/spa servicing contractor or pool specialty subcontractor. (1) For the purpose of this Chapter, commercial pool/spa contractor means a contractor whose scope of work involves, but is not limited to, the construction, repair, water treatment, and servicing of any swimming pool, or hot tub or spa, whether public, private, or otherwise, regardless of use. The scope of such work includes layout, excavation, operation of construction pumps for dewatering purposes, steel work, installation of light niches, construction of floors, guniting, fiber glassing, installation of tile and coping, installation of all perimeter and filter piping, installation of all filter equipment and chemical feeders of any type, plastering of the interior, construction of decks, construction of equipment rooms or housing for pool equipment, and installation of package pool heaters. However, the scope of such work does not include direct connections to a sanitary sewer system, potable water line or electrical supply. (2) For the purposes of this Chapter, residential pool/spa contractor means a contractor whose scope of work involves, but is not limited to, the construction, repair, water treatment, and servicing of any residential swimming pool or hot tub or spa, regardless of use. The scope of such work includes layout, excavation, operation of construction pumps for dewatering purposes, steel work, installation of light niches, construction of floors, guniting, fiber glassing, installation of tile and coping, installation of all perimeter and filter piping, installation of all filter equipment and chemical feeders of any type, plastering of the interior, construction of decks, installation of housing for pool equipment, and installation of package pool heaters. However, the scope of such work does not include direct connections to a sanitary sewer system, potable water line or electrical supply. (3) For the purpose of this Chapter, swimming pool servicing/spa contractor means a contractor whose scope of work involves the servicing, repair, water treatment, including, but not limited to, the direct infusion of chlorine gas, and maintenance of any swimming pool or hot tub or spa, whether public or private. The scope of such work may include any necessary piping and repairs, replacement and repair of existing equipment, or installation of new additional equipment as necessary. The scope of such work includes the reinstallation of tile and coping, repair and replacement of all piping, filter equipment, and chemical feeders of any type, replastering, reconstruction of decks, and reinstallation or addition of pool heaters. However, the scope of such work does not include any electrical installation, repair or replacement. (4) Commercial, residential or swimming pool servicing/spa contractors shall subcontract to a qualified contractor all work which is the exclusive work of a plumbing or electrical contractor, unless such contractor also holds a certificate of competency in the respective trade category. (5) It is unlawful for a person to engage in the business of commercial, residential or swimming pool servicing/spa contractor, or pool specialty subcontractor who does not hold a valid contractor certificate of competency issued by the Board or by the State in that specific category. (6) Notwithstanding other provisions of this Section, the Board may: (i) Establish contractor certificates of competency classifications to be known as commercial pool/spa contractor, residential pool/spa contractor and swimming pool servicing/spa contractor and certify persons in these classifications as qualified to have the knowledge and skill to perform the work within the scope of each classification. (ii) Adopt rules to regulate the issuance, suspension and revocation of commercial, residential or swimming pool servicing/spa contractor certificates of competency, including the requirement for the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, and other regulations found necessary by the Board to administer this paragraph. (iii) Issue certificates of competency for commercial pool/spa contractors, residential pool/spa contractors and swimming pool/spa servicing contractors who were registered with the State of Florida prior to April 15, 1985, or under a file number of RP0048460. Such contractors shall not be allowed to pull permits with the Building Inspection Division after October 1, 1993, unless such contractor has filed an application for contractor certificate of competency with the Board, along with all supporting documents, proof of an active and valid registration with the State of Florida, proof of payment of a current occupational license tax, proof of liability insurance, and appear before the Board for confirmation. Commercial, residential or swimming pool servicing/spa contractors registered with the State after April 15, 1985, or with a file number greater than RP0048460, are not eligible for a certificate of competency issued by the Board without examination, but may qualify without examination for up to two pool specialty subcontractor classifications by verification of proof of an active State registration, in one of the categories listed above and payment of an occupational license tax for three previous years for each classification desired. A registered contractor however, who cannot verify having taken a contractor/administration examination must do so before applying for a pool specialty subcontractor certificate of competency. (7) Notwithstanding other provisions of this Section, the Board may: (i) Establish a pool specialty subcontractor certificate of competency in each of the following areas and certify persons in these classifications as qualified to have the knowledge and skill to perform the work within the scope of each classification: (A) Pool excavation subcontractor. The scope of work of a pool excavation subcontractor shall be limited to the clearing of land of surface debris and vegetation; general leveling and grading of surface land; the excavation and removal of materials such as rock, gravel, sand, dirt, debris or vegetation; the shaping and contouring of dirt or similar material, all for the purpose of forming the outer wall of a commercial or residential swimming pool, spa or hot tub to receive gunite, shotcrete or concrete. (B) Pool steel subcontractor. The scope of work of a pool steel subcontractor shall be limited to the fabrication, placing and tying of steel reinforcing bars (rods) of any profile, perimeter, or cross-section which is used, intended or designed to be used to reinforce concrete, gunite, shotcrete or similar material in a pool, in accordance with the plans and specifications thereof; operating of construction pumps for dewatering purposes. (C) Pool piping subcontractor. The scope of work of a pool piping subcontractor shall be limited to the layout and installation of all perimeter and filter piping, filter equipment, chemical feeders of any type and piping up to a package pool heater or equipment room; the connecting to a pump, filter or cleaner; the operation of construction pumps for dewatering purposes. However, the scope of such work does not include direct connections to a sanitary sewer system, potable water line or electrical supply, or the installation of package pool heaters. (D) Pool shell subcontractor. The scope of work of a pool shell subcontractor shall be limited to the shaping and shooting of gunite, shotcrete, concrete or similar product mix over the existing structural steel cage of a commercial or residential swimming pool, spa or hot tub, according to applicable building codes. (E) Pool finishing subcontractor. The scope of work of a pool finishing subcontractor shall be limited to the coating or plastering of the interior surfaces of a commercial or residential swimming pool, spa or hot tub with materials such as marcite, water type plaster, fiberglass or other similar use products designed to create a permanent surface coating and which is usually applied with a plasterer's trowel or by pneumatic pressure to a surface which offers an existing mechanical key for the support of such coatings or to which such coating will adhere by suction. Such subcontractor may also re-plaster existing swimming pools, spas or hot tubs, perform minor surface coating repairs, and prepare the surface to be coated for such material as listed above. (F) Pool decking subcontractor. The scope of work of a pool decking subcontractor shall be limited to design, layout, pouring, finishing, replacement or repair of concrete decks and patios around a commercial or residential swimming pool, spa or hot tub according to applicable building codes. Such subcontractor may also apply all types of decorative concrete or brick coatings or veneers, including river rock, brick, dressed or artificial stone, pre-cast concrete blocks, kool deck or other similar material Such subcontractor however, may not install wooden decks. (G) Pool tile subcontractor. The scope of work of pool tile sub contractor shall be limited to installing repairing, maintaining or replacing terrazzo, marble and all types of tile which are applied to the existing walls, floor or decking of a commercial or residential swimming pool, spa or hot tub. (ii) Adopt rules to regulate the issuance, supervision and revocation of each pool specialty subcontractor certificate of competency classification, including the requirement for an examination, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter. The issuance of temporary and "grandfathered" certificates of competency for each classification of pool specialty subcontractor, and other regulations found necessary by the Board to administer this paragraph. (iii) Issue "grandfathered" certificates of competency for each classification of pool specialty subcontractor upon completion of an application of examination marked "waived" and completion of an application for contractor certificate of competency, verification of payment of an occupational license tax for three preceding years and proof of three years of practical experience in the classification applied for, which must include a minimum of three affidavits of experience signed and attested to by three separate certified or registered commercial or residential pool contractors. Those requesting multiple classifications must document a minimum of three years of experience for each classification requested. Verifying that the major portion or a minimum of 55 percent of their practical experience was in that classification, as attested to by three separate certified or registered commercial or residential swimming pool contractors. Temporary certificates of competency will be issued for those who are within 12 months of meeting the "Grandfather" qualifications based on meeting the criteria above. After meeting that criteria, they will be issued a permanent certificate of competency in the appropriate classification. "Grandfathered" certificates of competency will be issued up to (one year from the date of the adoption of this ordinance), thereafter, applicants are required to pass a contractor/administration examination based on the requirements of Section 342.112 (i). (j) Roofing contractor. (1) For the purposes of this Chapter, roofing contractor means a contractor whose services are unlimited in the roofing trade and who has the experience, knowledge and skill to install, maintain, repair, alter, extend, or design, when not prohibited by law, and use materials and items used in the installation, maintenance, extension, and alteration of all kinds of roofing, waterproofing, and coating, except where the coating is not represented to protect, repair, waterproof, stop leaks, or extend the life of the roof, all in such manner as to comply with all plans, specifications, codes, laws, and regulations applicable thereto. In addition, the roofing contractor will be allowed to replace or repair deteriorated wood at the facia, eaves, and rakes of the roof, including roof sheathing, provided the wood repair or replacement is part of a roof repair contract and is nonstructural and the appropriate permit has been issued for such work. For the purposes of this Section, rafters, joist, beams, and trusses are considered to be structural. (2) It is unlawful for a person to engage in the business of a roofing contractor who does not hold a valid roofing contractor certificate of competency issued by the Board or by the State. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a contractor certificate of competency classification to be known as roofing contractor, and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, suspension and revocation of roofing contractor certificates of competency, including the requirement for the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, and other regulations found necessary by the Board to administer this paragraph. (iii) Issue certificates of competency for roofing contractors who were registered with the State of Florida prior to August 4, 1987, or under a file number lower than RC0055210. Such contractors shall not be allowed to pull permits with the Building Inspection Division after October 1, 1993, unless such contractor has filed an application for contractor certificate of competency with the Board, along with all supporting documents, proof of an active and valid registration with the State of Florida, proof of payment of a current occupational license tax, proof of liability insurance and bond, and appear before the Board for confirmation. Roofing contractors registered with the State after August 4, 1987, or with a file number greater than RC0055210, are not eligible for a certificate of competency issued by the Board without examination. (k) Sheet metal contractor. (1) For the purpose of this Chapter, sheet metal contractor means a contractor whose services are unlimited in the sheet metal trade and who has the experience, knowledge, and skill necessary for the manufacture, fabrication, assembling, handling, erection, installation, dismantling, conditioning, adjustment, insulation, alterations, repair, servicing, or design, when not prohibited by law, of ferrous or nonferrous metal work of U.S. No. 10 gauges or its equivalent or lighter gauge and of other materials, including, but not limited to, fiberglass, used in lieu thereof and of air-handling systems, including the setting of air-handling equipment and reinforcement of same and including the balancing of air-handling systems. (2) It is unlawful for a person to engage in the business of a sheet metal contractor who does not hold a valid sheet metal contractor certificate of competency issued by the Board or by the State. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification to be known as sheet metal contractor, and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, suspension and revocation of sheet metal contractor certificates of competency, including the requirement for payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, and other regulations found necessary by the Board to administer this paragraph. (iii) Issue certificates of competency for sheet metal contractors who were registered with the State of Florida prior to July 1, 1993, or under a file number lower than RS0066450. Such contractors shall not be allowed to pull permits with the Building Inspection Division after October 1, 1993, unless such contractor has filed an application for contractor certificate of competency with the Board, along with all supporting documents, proof of an active and valid registration with the State of Florida, proof of payment of a current occupational license tax, proof of liability insurance and bond, and appear before the Board for confirmation. Sheet metal contractors registered with the State after July 1, 1993, or with a file number greater than RS0066450, are not eligible for a certificate of competency issued by the Board without examination. (l) Mechanical contractor. (1) For the purpose of this Chapter, mechanical contractor means a contractor whose services are unlimited in the execution of contracts requiring the experience, knowledge, and skill to install, maintain, repair, fabricate, alter, extend, or design, when not prohibited by law, central air conditioning, refrigeration, heating, and ventilating systems, including duct work in connection with a complete system only to the extent such duct work is performed by the contractor as is necessary to make complete an air-distribution system, boiler and unfired pressure vessel systems, lift station equipment and piping, and all appurtenances, apparatus, or equipment used in connection therewith; to install, maintain, repair, fabricate, alter, extend or design, when not prohibited by law, piping, insulation of pipes, vessels and ducts, pressure and process piping, pneumatic control piping, gasoline tanks and pump installations and piping for same, standpipes, air piping, vacuum line piping, oxygen lines, nitrous oxide piping, ink and chemical lines, fuel transmission lines, and natural gas fuel lines within buildings, to replace, disconnect or reconnect power wiring on the load side of the dedicated existing electrical disconnect switch; to install, disconnect, and reconnect low voltage heating, ventilating, and air conditioning control wiring; and to install a condensate drain from an air conditioning unit to an existing safe waste or other approved disposal other than a direct connection to a sanitary system. The scope of work for such contractor shall also include any excavation work incidental thereto, but shall not include any work such as liquefied petroleum gas fuel lines within buildings, potable water lines or connections thereto, sanitary sewer lines, swimming pool piping and filters, or electrical power wiring. (2) It is unlawful for a person to engage in the business of a mechanical contractor who does not hold a valid contractor certificate of competency issued by the Board or by the State in that specific category. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a contractor certificate of competency classification to be known as mechanical contractor, and certify persons in that classification as qualified to have the knowledge and skill to perform the work within the scope of that classification. (ii) Adopt rules to regulate the issuance, suspension and revocation of a mechanical contractor certificate of competency, including the requirement for the payment of reasonable fees the same as a Master HAR qualifying as an HAR contractor, and other regulations found necessary by the Board to administer this paragraph. (iii) Re-issue mechanical contractor certificates of competency to HAR contractors who also hold a Master HAR certificate of competency and who were registered with the State of Florida as a mechanical contractor prior to January 23, 1985, or under a file number lower than RM0047513. Master HARs holding a certificate of competency as a mechanical contractor registered with the State after January 23, 1985, or with a file number greater than RM0047513 are not eligible for a mechanical contractor certificate of competency issued by the Board without examination in that category. (m) Irrigation installations. (1) For the purposes of this Chapter, irrigation installations means the practice, materials and equipment used in the design, layout, installation, maintenance, repair, alteration or extension of all piping, sprinkler heads, chemical injectors, pressure regulators, backflow prevention devices, and automatic or manual control systems including mechanical, hydraulic, and low voltage electrical, (including wiring and appurtenances of 50 volts or less), and includes the connection to a water pump or other potable water source, which connection is made either by a certified employee of certified or registered plumbing contractor or the qualifying agent for an irrigation contractor, and is inspected and approved by the plumbing inspector. (2) It shall be unlawful for a person to engage in the business of an irrigation contractor who does not hold a valid contractor certificate issued by the Board or the State in that category or in the category of plumbing contractor. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor to be known as an irrigation contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of an irrigation contractor certificate of competency, including the requirement for an examination, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, the issuance of temporary certificates and other regulations found necessary by the Board to administer this paragraph. (iii) Issue temporary certificates of competency for an irrigation contractor upon completion of an application of examination, verification of payment of an occupational license tax for the preceding two years and proof of an additional two years of practical experience. Temporary certificates of competency for irrigation contractor shall only be valid until the next examination given in that category except that temporary certificates issued by the Board prior to the first examination offered in this category shall be valid until the second examination for those applicants who failed to attain a passing grade on the first examination. (4) The provisions of this Part shall not apply to minor maintenance by persons, firms, or corporations upon their own property or property of others. (n) Natural gas specialty contractor. (1) For the purposes of this Chapter, natural gas specialty contractor means a contractor whose practice and scope of work are limited to natural gas systems, and has the knowledge, experience and skill to install, maintain, repair, alter or extend natural gas piping, appliances, gas mains, laterals, tanks and other appurtenances in connection therewith. (2) After December 30, 1999, it shall be unlawful for a person to engage in the business of a natural gas specialty contractor who does not hold a valid contractor certificate issued by the Board or the State in that category or in the category of a mechanical or plumbing contractor. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as a natural gas specialty contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of a natural gas specialty contractor certificate of competency, including the requirement for the appropriate examination as defined by (iii) below, proof of at least two years' practical experience, one of which shall be in a supervisory capacity, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, the issuance of temporary certificates and other regulations found necessary by the Board to administer this paragraph. (iii) Issue temporary certificates for a natural gas specialty contractor upon completion of both an approved application for examination and application for Contractor Administration Examination and proof of at least two years' practical experience, one of which shall be in a supervisory capacity. Temporary certificates of competency shall be valid until the applicant successfully passes the appropriate certification examination with a grade of 75 or above, or no later than September 30, 1999. Contractors holding a valid, active State certification shall not be required to take the contractor administration examination. (o) Nonelectrical sign contractor. (1) For the purposes of this Chapter, nonelectrical sign contractor means a contractor whose practice and scope of work are limited to installing, repairing, adding or changing exterior nonelectrical signs according to the building code and Chapter 320 , Ordinance Code. Notwithstanding other provisions of this Section, signs meeting the following criteria are exempt from licensure under this Section, but shall be required to meet the permitting requirements of Chapter 320 , Ordinance Code, Chapter 656 , Part 13, and Chapter 326 , Ordinance Code: (i) Signs less than 32 square feet in size; and (ii) No higher than eight feet to the top of the sign. (2) After October 1, 2001, it shall be unlawful for a person to engage in the business of a nonelectrical sign contractor who does not hold a valid contractor certificate of competency issued by the Board in that category or in an appropriate State category. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as a nonelectrical sign contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of a nonelectrical sign contractor certificate of competency, including the requirement for the appropriate examination as defined by (iii) below, proof of at least three years practical experience, one of which shall be in a supervisory capacity, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, the issuance of "temporary" certificates and other regulations found necessary to administer this paragraph. (iii) Issue certificates of competency for a nonelectrical sign contractor upon successful completion of both the nonelectrical sign contractor examination and the contractor administration examination with a grade of 75 or above. (iv) Issue temporary certificates of competency for a nonelectrical sign contractor upon completion of an application for nonelectrical sign contractor and an application for contractor administration examination with payment of the appropriate fees, verification of payment of an temporary nonelectrical sign contractor certificate of competency shall be valid until the applicant successfully passes the appropriate examinations with a grade of 75 percent or above, or no later than October 1, 2001. Thereafter, all applicants shall be required to pass the nonelectrical sign contractor and contractor Administration examinations as defined in (iii) above. (p) Property maintenance craftsman. (1) For the purposes of this Chapter, property maintenance craftsman means a person who is qualified and certified by the Board. After January 31, 2002, it shall be unlawful for a person to engage in the trade of a property maintenance craftsman who does not hold a valid certificate of competency issued by the Board, or in the appropriate State category. (2) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification to be known as a property maintenance craftsman and certify persons in that classification as qualified to have the knowledge and skill to perform the work within the scope of the classification. (ii) Adopt rules to regulate the issuance, suspension and revocation of the property maintenance craftsman certificate, including the requirement for the appropriate examination as defined by (iii) below, verification of at least one year practical experience in performing the work of a property maintenance craftsman, payment of reasonable fees not to exceed those a journeyman within the scope of this Chapter, issuance of "temporary" certificates of competency and other regulations found necessary to administer this Chapter. (iii) Issue certificates of competency for a property maintenance craftsman upon successful completion of the appropriate examination with a grade of 75 or above completion of the proper application and payment of appropriate fees. (iv) Issue "temporary" certificates of competency for the property maintenance craftsman upon completion of an application for examination, verification of three years practical experience in performing multifamily property maintenance and payment of the appropriate fees. The "temporary' certificate of competency shall be issued without examination and shall be valid until the applicant successfully passes the property maintenance craftsman certification examination with a grade of 75 or above or no later than the deadline set forth in (vi) below. Thereafter, all applicants shall be required to successfully pass the appropriate examination as defined in (iii) above. (v) Upon payment of the fee and completion of an application, provided it can be verified by the Board that the individual has at least five years of experience in performing multifamily rental property maintenance at the time of the enactment of this Chapter, the Board shall issue a property maintenance craftsman certificate of competency. No examination will be required if the Board can verify multifamily rental property maintenance experience of a person for not less than five years at the time of the enactment of this Chapter. Application for this grandfather provision must be made to the Board no later than January 31, 2003. Notwithstanding the provisions of this subsection, the continuing education requirements of Section 342.110 (p)(3) shall apply to all persons who hold a property maintenance craftsman certificate of competency. (vi) The property maintenance craftsman certification examination shall be developed by the Board and available to applicants no later than March 1, 2003. Temporary certificates of competency issued pursuant to 342.110 (p)(2)(iv) shall not be valid after development and availability of the examination to applicants. (3) All individuals who have been issued a property maintenance craftsman certificate of competency shall complete seven hours of continuing education prior to being eligible to obtain a renewal of the property maintenance craftsman certificate under Section 342.118 , Ordinance Code. (q) Nonstructural Siding Contractor. (1) For the purpose of this Chapter, "Nonstructural Siding Contractor" means a contractor whose practice and scope of work are limited to performing all work related to the installation of vinyl siding and wood or metal windows and doors. This work includes the work necessary to repair the substrate to accomplish proper installation, including removal and repair of individual structural components but does not include removal of structural assemblies. (2) After August 1, 2002, it shall be unlawful for a person to engage in the business of a Nonstructural Siding Contractor who does not hold a valid contractor certificate of competency issued by the Board in that category or in an appropriate State category. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as Nonstructural Siding Contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of a Nonstructural Siding Contractor Certificate of Competency, including the requirement for the appropriate examination as defined by (iii) below, proof of at least one year practical experience, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, the issuance of "temporary" certificates and other regulations found necessary to administer this paragraph. (iii) Issue Certificates of Competency for a Nonstructural Siding Contractor upon successful completion of both the Nonstructural Siding Contractor Examination and the Contractor Administration Examination with a grade of 75 percent or above. (iv) Issue "temporary" Certificates of Competency for a Nonstructural Siding Contractor upon completion of an Application for Nonstructural Siding Contractor Examination and an Application for Contractor Administration Examination with payment of the appropriate fees, verification of payment of an occupational license tax for one preceding year and proof of one year of practical experience. The "temporary" Nonstructural Siding Contractor Certificate of Competency shall be valid until the applicant successfully passes the appropriate examinations with a grade of 75 percent or above, or no later than December 31, 2002. Thereafter, all applicants shall be required to pass the Nonstructural Siding Contractor and Contractor Administration Examinations as defined in (iii) above. (r) Above Ground Pool Contractor. (1) For the purposes of this Chapter, Above Ground Pool Contractor means a contractor whose practice and scope of work are limited to performing all work related to the installation of above ground pools, including site preparation and ground leveling up to four to six inches on flat ground, on sloped yards greater than 12 inches, to be sloped away from the pool wall of three feet at the top of the slope and deep end bottoms with or without center drains, installation of patio blocks for the pool uprights, treatment of the site with herbicides, assembly of the pool kit and base, installation of the pool liner, filter pack and connect hoses. (2) After June 1, 2003, it shall be unlawful for a person to engage in the business of an Above Ground Pool Contractor who does not hold a valid contractor certificate of competency issued by the Board in that category or in an appropriate State category as defined under F.S. § 489.105(3)(j)(k)or(l). (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as an Above Ground Pool Contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of an Above Ground Pool Contractor Certificate of Competency, including the requirement for the appropriate examination as defined by (iii) below, proof of at least two years practical experience, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, the issuance of "temporary" certificates and other regulations found necessary to administer this paragraph. (iii) Issue certificates of competency for an Above Ground Pool Contractor upon proof of two years practical experience in the trade and the successful completion of the Contractor Administration examination with a grade of 75 or above. (iv) Issue "temporary" certificates of competency for an Above Ground Pool Contractor upon completion of an Application for the Contractor Administration Examination with payment of the appropriate fees, verification of payment of an occupational license tax for two preceding years or proof of two years of practical experience in the trade. The "Temporary " Above Ground Pool Contractor Certificate of Competency shall be valid until the applicant successfully passes the Contractor Administration examination with a grade of 75 percent or above, or no later than August 1, 2003. Thereafter, all applicants shall be required to show proof of the required two years of experience and pass the Contractor Administration examinations as defined in (iii) above. (s) Garage Door Contractors. (1) For the purposes of this Chapter, Garage Door Contractor means a contractor whose practice and scope of work is limited to the installation of overhead garage door systems. (2) After December 1, 2008, it shall be unlawful for a person to engage in the business of a Garage Door Contractor who does not hold a valid contractor certificate issued by the Board in that category, or in the category of a general, building, residential or non-structural siding contractor. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as a Garage Door Contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of a Garage Door Contractor certificate of competency, including the requirement for an appropriate examination, proof of at least two years practical experience, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, the issuance of temporary certificates and other regulations found necessary by the Board to administer this paragraph. (iii) Upon payment of the fee and completion of an approved Application for Contractor Certificate, provided it can be verified by the Board that the individual has at least two years of experience in performing garage door installation as of December 1, 2007, the Board shall issue a Garage Door Contractor Certificate of Competency. No examination will be required if the Board can verify garage door installation experience of a person for not less than two (2) years as of December 1, 2007. Application for this "grandfather" provision must be made to the Board no later than December 1, 2008." (t) Low Voltage Contractor . (1) For the purposes of this Chapter, "Low Voltage Contractor" means a contractor whose practice and scope of work are limited to the installation, repair, fabrication, erection, alteration, addition to or design of electrical wiring, fixtures, appliances, thermostats, apparatus, raceways, conduit and fiber optics (transmission of light over stranded glass) or any part thereof not to exceed 98 volts, when those items are for the purpose of transmitting data, proprietary video (satellite systems which are not part of a community antenna television or radio distribution system) central vacuum, electric locks, data distribution, networks, home theater systems, surround sound systems, public address systems or telephone systems. (2) After December 31, 2010, it shall be unlawful for a person to engage in the business of a Low Voltage Contractor who does not hold a valid contractor certificate issued by the Board in that category, or in the category of a certified or registered electrical contractor or a certified or registered specialty electrical contractor. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as a Low Voltage Contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of a Low Voltage Contractor certificate of competency, including the requirement for the appropriate examination as defined by (iii) below, proof of at least three (3) years of practical experience, the payment of reasonable fees not to exceed those of masters qualifying for other trades within the scope of this Chapter, the issuance of temporary certificates, and other regulations found necessary by the Board to administer this paragraph. (iii) Issue temporary certificates for a Low Voltage Contractor upon completion of both an approved Application for Examination and Application for Contractor Administration Examination, and proof of at least three years of practical experience. Temporary certificates of competency shall be valid until the applicant successfully passes the appropriate certification examination with a grade of 75 or above, or no later than December 31, 2010. (u) Awning Specialty Contractor. (1) For the purposes of this Chapter, Awning Specialty Contractor means a contractor whose practice and scope of work are limited to the execution of contracts requiring the experience, knowledge and skill necessary to fabricate, erect and install, repair, maintain, replace, alter or extend awnings. (2) The scope of such work shall include the fabrication, erection and installation of awnings of detachable cloth/synthetic cover material over a rigid metal frame, including other materials incidental thereto, in or on buildings or other structures, and which may be, in whole or part, supported from a building wall erected and provided by others, or may be self-supporting, including footings or slabs on grade in connection therewith. The scope of such work shall comply with all plans, specifications and applicable codes, laws and regulations. (3) The Awning Specialty Contractor shall not contract for any other work of another trade that is included within the scope of any other licensed contractor; however, electrical wiring required for the purpose of lighting the awning may be included in the contract for work but must be subcontracted to a certified or registered electrical contractor. Nothing in this definition shall be construed to limit or infringe upon the scope of work of any other specialty contractor or contractor licensed by the City of Jacksonville's Construction Trades Qualifying Board. (4) After December 31, 2010, it shall be unlawful for a person to engage in the business of an Awning Specialty Contractor who does not hold a valid contractor certificate issued by the Board in that category, or in the category of a certified or registered General, Building or Residential Contractor, Specialty Sign Contractor (both illuminated and non-illuminated) or a Non-Structural Siding Contractor. (5) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as an Awning Specialty Contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of an Awning Specialty Contractor certificate of competency, including the requirement for the appropriate examination as defined by (iii) below, proof of at least two years practical experience, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, the issuance of grandfathered certificates and other regulations found necessary by the Board to administer this paragraph. (iii) Issue a certificate of competency upon the applicant's passing successfully both the trade and contractor administration examinations with a score of 75 or above. (iv) Issue grandfathered certificates for an Awning Specialty Contractor upon completion of both an approved Application for Examination and Application for Contractor Administration Examination, payment of the appropriate fees, and proof of at least two years practical experience. Grandfathered certificates of competency shall not be issued after December 31, 2010. (v) Windows and Doors Specialty Contractor. (1) For the purposes of this Chapter, Windows and Doors Specialty Contractor means a contractor whose practice and scope of work are limited to the installation, repair, fabrication, erection, alteration, addition to or design of exterior doors, windows, shutters and associated accessories. (2) It shall be unlawful for a person to engage in the business of a Windows and Doors Specialty Contractor who does not hold a valid contractor certificate issued by the Board in that category, or in the category of a certified or registered general, building, residential or non-structural siding contractor. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as a Windows and Doors Specialty Contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of a Windows and Doors Specialty Contractor certificate of competency, including the requirement for the appropriate examination as defined by (iii) below, proof of at least two years practical experience, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter and other regulations found necessary by the Board to administer this paragraph. (iii) Issue a certificate of competency for a Windows and Doors Specialty Contractor upon the applicant's passing successfully both the trade and contractor administration examinations with a grade of 75 or above. (iv) Upon payment of the appropriate fee and completion of an approved Application for Contractor Certificate, provided it can be verified by the Board that the individual has at least two (2) years of experience in performing windows and doors work as of June 1, 2011, the Board shall issue a Windows and Doors Specialty Contractor Certificate of Competency without examination. Application for this "grandfather" provision must be made to the Board no later than June 1, 2012. (w) Plastering and Stucco Specialty Contractor. (1) For the purposes of this Chapter, Plastering and Stucco Specialty Contractor means a contractor whose practice and scope of work are limited to the application of the sand or other aggregate, plaster, gypsum, Portland cement, quick lime, and water, or any combination of these materials, to create a surface which offers a mechanical key support of such coatings or to which such coatings will adhere by suction, and to provide key or suction basis necessary and incidental to the support of such coatings. (2) It shall be unlawful for a person to engage in the business of a Plastering and Stucco Specialty Contractor who does not hold a valid contractor certificate issued by the Board in that category, or in the category of a certified or registered general, building, or residential contractor. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as a Plastering and Stucco Specialty Contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of a Plastering and Stucco Specialty Contractor certificate of competency, including the requirement for the appropriate examination as defined by (iii) below, proof of at least two years practical experience, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter and other regulations found necessary by the Board to administer this paragraph. (iii) Issue a certificate of competency for a Plastering and Stucco Specialty Contractor upon the applicant's passing with a grade of 75 or above both the trade examination and Contractor Administration Examination. (iv) Upon payment of the appropriate fee and completion of an approved Application for Contractor Certificate, provided it can be verified by the Board that the individual has at least two (2) years of experience in performing plastering and stucco work as of June 1, 2011, the Board shall issue a Plastering and Stucco Specialty Contractor Certificate of Competency without examination. Application for this "grandfather" provision must be made to the Board no later than June 1, 2012. (x) Marine Specialty Contractor. (1) For the purposes of this Chapter, Marine Specialty Contractor means a contractor whose practice and scope of work involve one or more aspects of marine contracting, including, but not limited to, the installation, alteration, extension, construction, repair, maintenance, relocation and replacement of supporting members of piers, fixed and floating docks, wharfs, piles, pilings, columns, posts, stanchions, boathouses, all mooring devices, seawalls, bulkheads, boatlifts, boat ramps, revetments, cofferdams and all other marine structures and other associated work. The scope of work shall include all construction below, above or beyond the mean low water line for the sole purpose of erecting or dismantling piers, docks and seawalls. Nothing in this subsection shall be deemed to restrict or limit in any manner the scope of work authorized by law or other contractor classifications. (2) Marine Specialty Contractors must maintain applicable workers' compensation and general liability insurance as required by State and federal law, including, but not limited to, the provisions of the Longshore and Harbor Workers' Compensation Act, 33 U.S.C. § 901 et seq., and Title 46 U.S.C. (3) It shall be unlawful for a person to engage in the business of a Marine Contractor who does not hold a valid contractor certificate issued by the Board in that category, or in the category of a certified or registered general, building or residential contractor. (4) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as a Marine Specialty Contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of a Marine Specialty Contractor certificate of competency, including the requirement for the appropriate examination as defined by (iii) below, proof of at least four years practical experience, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter and other regulations found necessary by the Board to administer this paragraph. (iii) Issue a certificate of competency for a Marine Specialty Contractor upon the applicant's passing with a grade of 75 or above both the trade examination and Contractor Administration Examination. (iv) Upon payment of the appropriate fee and completion of an approved Application for Contractor Certificate, provided it can be verified by the Board that the individual has at least four (4) years of experience in marine contracting as of September 30, 2012, the Board shall issue a Marine Specialty Contractor Certificate of Competency without examination. Application for this "grandfather" provision must be made to the Board no later than June 30, 2012. (y) Demolition Specialty Contractor. (1) For the purposes of this Chapter, Demolition Specialty Contractor means a contractor whose practice and scope of work is limited to the demolition of buildings, residences and structures not exceeding three stories or 50 feet in height. Partial structural demolition shall not be included in this scope of work. (2) After December 1, 2012, it shall be unlawful for a person to engage in the business of a Demolition Specialty Contractor who does not hold a valid contractor certificate issued by the Board in that category, a certified or registered Chapter 489, Part I, Division I license, or a local specialty contractor license. (3) Notwithstanding other provisions of this Section, the Board may: (i) Establish a certificate of competency classification of specialty contractor known as a Demolition Specialty Contractor and certify persons in that classification as qualified to have the knowledge and skill to perform the work within that classification. (ii) Adopt rules to regulate the issuance, supervision and revocation of a Demolition Specialty Contractor certificate of competency, including the requirement for the appropriate examination as defined by (iii) below, proof of at least two years of practical experience, one of which shall be in a supervisory capacity, the payment of reasonable fees not to exceed those of masters qualifying other trades within the scope of this Chapter, the issuance of grandfathered certificates, and other regulations found necessary by the Board to administer this paragraph. (iii) Issue a certificate for a Demolition Specialty Contractor upon applicant's completion of both an approved Application for Examination and Application for Contractor Administration Examination, proof of at least two years of practical experience, one of which shall be in a supervisory capacity, and the applicant's successfully passing the appropriate certification examination with a grade of 75 or above. (iv) Issue a Demolition Specialty Contractor Certificate of Competency without examination upon payment of the appropriate examination fee and completion of an approved Application for Contractor Certificate, provided it can be verified by the Board that the individual has at least two years of experience in performing demolition work as of June 1, 2013. Application for this grandfathered provision must be made to the Board no later than June 1, 2013. (Ord. 68-61-113; Ord. 70-650-526; Ord. 71-397-181; Ord. 72-259-261, § 1; Ord. 72-445-373, § 1; Ord. 73-1103-584, § 2; Ord. 74-141-56, § 1; Ord. 74-145-247, § 4; Ord. 74-275-118, § 3; Ord. 74-276-213, § 1; Ord. 74-699-474, § 1; Ord. 81-202-98, § 1; Ord. 81-98-403, § 4; Ord. 83-591-400, § 1; Ord. 83-516-386, § 1; Ord. 85-1201-663, § 13; Ord. 89-597-280, § 1; Ord. 90-614-282, § 1; Ord. 90-1043-562, § 4; Ord. 90-1159-567, § 2; Ord. 91-521-310, § 1; Ord. 91-831-599, § 1; Ord. 93-723-755, § 2; Ord. 93-1691-1043, § 2; Ord. 94-193-92, § 1; Ord. 94-194-123, § 3; Ord. 95-1-5, § 1; Ord. 96-507-287, § 2; Ord. 97-809-E, § 2; Ord. 1999-155-E, § 1; Ord. 2000-54-E, § 2; Ord. 2000-849-E, § 1; Ord. 2001-732-E, § 1; Ord. 2001-1277-E, § 1; Ord. 2002-280-E, §§ 1, 2; Ord. 2002-606-E, § 1; Ord. 2002-1040-E, § 1; Ord. 2003-202-E, § 1; Ord. 2007-1039-E, § 2; Ord. 2010-67-E, § 1; Ord. 2010-147-E, § 1; Ord. No. 2010-714-E, § 1; Ord. 2011-444-E, §§ 1, 2; Ord. 2012-86-E, § 1; Ord. 2012-630-E, § 1; Ord. 2017-665-E , § 20)